Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5954007 | Catamaran for sailing and rowing | — | 1999-09-21 |
| 5809844 | Spacing ring for bicycle chainrings | — | 1998-09-22 |
| 5702006 | Workstand for bicycles | — | 1997-12-30 |
| 5623856 | Bicycle crank arm with internal flange | — | 1997-04-29 |
| 5305654 | Headset for bicycles with external forks | — | 1994-04-26 |
| 4940340 | Sealed ball bearing mechanism | — | 1990-07-10 |
| 4840084 | Freewheel mechanism for bicycles | — | 1989-06-20 |
| 4758205 | Derailleur mechanism for bicycles | — | 1988-07-19 |
| 4728218 | Locking key mechanism | — | 1988-03-01 |
| 4704919 | Two-piece crankshaft for bicycles | — | 1987-11-10 |
| 4526558 | Chain engagement slot for bicycle sprockets | — | 1985-07-02 |
| 4373760 | Drawbolt bearing support for bicycle pedals | — | 1983-02-15 |